Thursday
March 26, 2015

Homework Help: Science

Posted by Moriam on Sunday, April 22, 2012 at 5:35am.

A ball of mass 0.2kg falls from a height of 45m. On striking the ground it rebounds in 0.1s with two-thirds of the velocity with which it struck the ground. Calculate i the momentum change on hitting the ground, ii the forcn on the ball due to the impact.

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

physic - Two balls are conneted by a string that stretches over a massless, ...
Physics - Two balls are connected by a string that stretches over a massless, ...
Math - A ball rebounds the ground to a height of 72 cm, and each time it ...
physics - a rubber ball of mass 50g falls from a height of 10 cm and rebounds to...
physics - Two balls are connected by a string that stretches over a massless, ...
Physics - A tennis ball is dropped from 1.80 m above the ground. It rebounds to ...
physics - a tennis ball is dropped from 1.30 meters above the ground. it ...
physics - A ball falls 5.00 m to the ground. It remains in contact with the ...
physics - a ball is thrown straight up with a speed of 8.0 m/s from a third-...
physics - a ball is dropped from a tower of height 5 m. it accelerates uniformly...

Members